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Patent Searching and Data


Title:
CONTACT DEVICE AND ELECTROMAGNETIC RELAY
Document Type and Number:
Japanese Patent JP2017204480
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a contact device and an electromagnetic relay capable of quickly extinguishing an arc when the arc occurs.SOLUTION: The contact device includes: a fixed contact 10; a movable contact 11 vertically positioned with respect to the fixed contact 10 and moving along a vertical direction between a closed position in contact with the fixed contact 10 and an open position away from the fixed contact 10; a container 13 having an inner surface surrounding the fixed contact 10 and the movable contact 11: and an arc extinction member 14 disposed on the inner surface of the container 13 and releasing an arc extinguishing gas into the container 13. The arc extinction member 14 is positioned in a direction orthogonal to the vertical direction with respect to a region between the movable contact 11 and the fixed contact 10 in the open position.SELECTED DRAWING: Figure 1

Inventors:
KANEMATSU KENJI
KIMOTO SHINYA
UOTOME RIICHI
Application Number:
JP2017138236A
Publication Date:
November 16, 2017
Filing Date:
July 14, 2017
Export Citation:
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Assignee:
PANASONIC IP MAN CORP
International Classes:
H01H50/38; H01H9/30; H01H73/18
Domestic Patent References:
JP2011150972A2011-08-04
JPH01140524A1989-06-01
JPS6477811A1989-03-23
JPS63102119A1988-05-07
JPH0729472A1995-01-31
Foreign References:
WO2002078032A12002-10-03
Attorney, Agent or Firm:
Patent business corporation Hokuto patent office